import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  DatePicker,
  Select,
  Table,
  Tag,
  Space,
  Popconfirm,
} from 'antd'
import 'dayjs/locale/zh-cn'
import locale from 'antd/es/date-picker/locale/zh_CN'
import './index.scss'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'

import img404 from '@/assets/error.png'
import { useEffect, useState } from 'react'
import { http } from '@/utils'
import { useNavigate } from 'react-router-dom'
import { useStore } from '@/store'
import { observer } from 'mobx-react-lite'

const { Option } = Select
const { RangePicker } = DatePicker

const Article = () => {
  const { channelStore } = useStore()
  /* const [channelList, setChannelList] = useState([])

  const loadChannelList = async () => {
    const res = await http('/channels')
    setChannelList(res.channels)
  }

  useEffect(() => {
    loadChannelList()
  }, []) */

  const items = [
    {
      title: '首页',
    },
    {
      title: '内容管理',
    },
  ]

  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: (cover) => {
        return (
          <img src={cover.images[0] || img404} width={80} height={60} alt='' />
        )
      },
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220,
    },
    {
      title: '状态',
      dataIndex: 'status',
      render: (data) => <Tag color='green'>审核通过</Tag>,
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate',
    },
    {
      title: '阅读数',
      dataIndex: 'read_count',
    },
    {
      title: '评论数',
      dataIndex: 'comment_count',
    },
    {
      title: '点赞数',
      dataIndex: 'like_count',
    },
    {
      title: '操作',
      render: (data) => {
        return (
          <Space size='middle'>
            <Button
              type='primary'
              shape='circle'
              icon={<EditOutlined />}
              onClick={() => goPublish(data)}
            />
            <Popconfirm
              title='确认删除该条文章吗？'
              onConfirm={() => delArticle(data)}
              okText='确认'
              cancelText='取消'
            >
              <Button
                type='primary'
                danger
                shape='circle'
                icon={<DeleteOutlined />}
              />
            </Popconfirm>
          </Space>
        )
      },
    },
  ]

  const data = [
    {
      id: '8218',
      comment_count: 0,
      cover: {
        images: ['http://geek.itheima.net/resources/images/15.jpg'],
      },
      like_count: 0,
      pubdate: '2019-03-11 09:00:00',
      read_count: 2,
      status: 2,
      title: 'wkwebview离线化加载h5资源解决方案',
    },
  ]

  const [articleData, setArticleData] = useState({
    list: [], // 文章列表
    count: 0, // 文章数量
  })

  // 文章参数管理
  const [params, setParams] = useState({
    page: 1,
    per_page: 10,
  })

  // 函数抽离写在外面 每次组件更新都会进行函数初始化，这本身是一次性能消耗，写在 useEffect 中，只会在依赖发生变化时，函数才会重新进行初始化
  useEffect(() => {
    const loadList = async () => {
      const res = await http.get('/mp/articles', { params })
      const { results, total_count } = res
      setArticleData({
        list: results,
        count: total_count,
      })
    }
    loadList()
  }, [params])

  const onFinish = (values) => {
    const { channel_id, date, status } = values
    const _params = {}
    if (status !== -1) {
      _params.status = status
    }

    if (channel_id) {
      _params.channel_id = channel_id
    }

    if (date) {
      _params.begin_pubdate = date[0].format('YYYY-MM-DD')
      _params.end_pubdate = date[1].format('YYYY-MM-DD')
    }

    //  修改 params 数据，引起接口的重新发送，对象的合并是一个整体覆盖，改了对象的整体引用 setParams(_params)
    setParams({
      ...params,
      ..._params,
    })
  }

  const pageChange = (page, pageSize) => {
    setParams({
      page,
      per_page: pageSize,
    })
  }

  // 删除文章
  const delArticle = async (data) => {
    await http.delete(`/mp/articles/${data.id}`)
    setParams({
      ...params,
    })
  }

  const navigate = useNavigate()
  const goPublish = (data) => {
    navigate(`/publish?id=${data.id}`)
  }
  return (
    <div>
      <Card
        title={<Breadcrumb separator='>' items={items} />}
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: -1 }} onFinish={onFinish}>
          <Form.Item label='状态' name='status'>
            <Radio.Group>
              <Radio value={-1}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={1}>待审核</Radio>
              <Radio value={2}>审核通过</Radio>
              <Radio value={3}>审核失败</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label='频道' name='channel_id'>
            <Select placeholder='请选择文章频道' style={{ width: 120 }}>
              {channelStore.channelList.map((item) => (
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>

          <Form.Item label='日期' name='date'>
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type='primary' htmlType='submit' style={{ marginLeft: 80 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      <Card title={`根据筛选条件共查询到 ${articleData.count} 条结果：`}>
        <Table
          rowKey='id'
          columns={columns}
          dataSource={articleData.list}
          pagination={{
            position: ['bottomCenter'],
            current: params.page,
            pageSize: params.per_page,
            total: articleData.count,
            onChange: pageChange,
          }}
        />
      </Card>
    </div>
  )
}

export default observer(Article)
